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author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
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committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/SemaObjC/uninit-variables.m | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/SemaObjC/uninit-variables.m')
-rw-r--r-- | clang/test/SemaObjC/uninit-variables.m | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/uninit-variables.m b/clang/test/SemaObjC/uninit-variables.m new file mode 100644 index 0000000..cad0f54 --- /dev/null +++ b/clang/test/SemaObjC/uninit-variables.m @@ -0,0 +1,27 @@ +// RUN: %clang_cc1 -fsyntax-only -Wuninitialized -fsyntax-only -fblocks %s -verify + +// Duplicated from uninit-variables.c. +// Test just to ensure the analysis is working. +int test1() { + int x; // expected-note{{initialize the variable 'x' to silence this warning}} + return x; // expected-warning{{variable 'x' is uninitialized when used here}} +} + +// Test ObjC fast enumeration. +void test2() { + id collection = 0; + for (id obj in collection) { + if (0 == obj) // no-warning + break; + } +} + +void test3() { + id collection = 0; + id obj; + for (obj in collection) { // no-warning + if (0 == obj) // no-warning + break; + } +} + |